Public holidays
1661, Russia
| # | Date | Public holiday |
|---|---|---|
| 1 | Saturday, 1 January 1661 | New Year Holiday |
| 2 | Sunday, 2 January 1661 | New Year Holiday |
| 3 | Monday, 3 January 1661 | New Year Holiday |
| 4 | Tuesday, 4 January 1661 | New Year Holiday |
| 5 | Wednesday, 5 January 1661 | New Year Holiday |
| 6 | Thursday, 6 January 1661 | New Year Holiday |
| 7 | Friday, 7 January 1661 | New Year Holiday |
| 8 | Saturday, 8 January 1661 | New Year Holiday |
| 9 | Wednesday, 23 February 1661 | Defender of the Fatherland Day |
| 10 | Tuesday, 8 March 1661 | Women's Day |
| 11 | Wednesday, 27 April 1661 | Orthodox Easter |
| 12 | Sunday, 1 May 1661 | Spring and Labour Day |
| 13 | Monday, 2 May 1661 | Spring and Labour Day |
| 14 | Monday, 9 May 1661 | Victory Day |
| 15 | Sunday, 12 June 1661 | Russia Day |
| 16 | Monday, 13 June 1661 | Russia Day |
| 17 | Friday, 4 November 1661 | Unity Day |